Zietla (Blancan) ( of Mexico)

Where: Hidalgo, Mexico (20.7° N, 98.6° W: paleocoordinates 20.8° N, 98.0° W)

• coordinate based on nearby landmark

When: Blancan (4.9 - 1.8 Ma)

Environment/lithology: terrestrial

Primary reference: O. Carranza-Castaneda and W. E. Miller. 1993. Hemphillian and Blancan equids from Hidalgo, Mexico. Journal of Vertebrate Paleontology 13(3):29A [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 20079: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Jonathan Tennant and Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• may include some elements of the Hemphillian Tehuichila fauna (see)
Reptilia
 Testudines - Kinosternoidea
Kinosternon sp.2 von Spix 1824 mud turtle
 Testudines - Panemydidae
Trachemys sp.2 Agassiz 1857 slider
 Crocodylia - Crocodylidae
Crocodylus sp.2 Laurenti 1768 crocodile
 Squamata - Iguanidae
Phrynosoma sp.2 Wiegmann 1828 horned lizard
Sceloporus sp.2 Wiegmann 1828 spiny lizard
Mammalia
 Perissodactyla - Equidae
Nannippus peninsulatus Cope 1885 hipparionine horse
may or may not include type of "N. montezuma"
Dinohippus interpolatus1 Cope 1893 horse
Equus sp. Linnaeus 1758 horse
"Calippus (Grammohippus) castilli" = Calippus hondurensis1 Olson and McGrew 1941 horse